{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "data breach", "trigger": true, "arguments": ["place", "number of data", "number of victim", "victim", "purpose"]}, {"event_type": "phishing", "trigger": true, "arguments": ["purpose", "attacker", "damage amount", "time", "tool", "place", "victim", "attack pattern", "trusted entity"]}, {"event_type": "patch vulnerability", "trigger": true, "arguments": ["common vulnerabilities and exposures", "releaser", "patch", "vulnerable system", "vulnerability", "vulnerable system version", "time", "patch number", "issues addressed"]}, {"event_type": "discover vulnerability", "trigger": true, "arguments": ["supported platform", "vulnerability", "discoverer", "time", "vulnerable system version", "common vulnerabilities and exposures", "vulnerable system", "capabilities", "vulnerable system owner"]}, {"event_type": "ransom", "trigger": true, "arguments": ["time", "attacker", "damage amount", "payment method", "place", "price", "tool", "attack pattern", "victim"]}], "input": "Google Project Zero researcher Thomas Dullien , aka Halvar Flake , discovered that attackers can trigger a memory - corruption issue in the engine if they can get Windows Defender and other affected security products to scan a specially - crafted file ."}
{"data breach": [], "phishing": [], "patch vulnerability": [], "discover vulnerability": [{"trigger": "discovered", "arguments": {"supported platform": "NAN", "vulnerability": "a memory - corruption issue", "discoverer": ["aka Halvar Flake", "Google Project Zero researcher Thomas Dullien"], "time": "NAN", "vulnerable system version": "NAN", "common vulnerabilities and exposures": "NAN", "vulnerable system": "Windows Defender", "capabilities": "NAN", "vulnerable system owner": "NAN"}}], "ransom": []}